EP4039744A4 - Polyester resin blend and molded article formed therefrom - Google Patents

Polyester resin blend and molded article formed therefrom Download PDF

Info

Publication number
EP4039744A4
EP4039744A4 EP20872871.7A EP20872871A EP4039744A4 EP 4039744 A4 EP4039744 A4 EP 4039744A4 EP 20872871 A EP20872871 A EP 20872871A EP 4039744 A4 EP4039744 A4 EP 4039744A4
Authority
EP
European Patent Office
Prior art keywords
polyester resin
molded article
formed therefrom
article formed
resin blend
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP20872871.7A
Other languages
German (de)
French (fr)
Other versions
EP4039744A1 (en
Inventor
Da-Young Hwang
Yoo Jin Lee
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SK Chemicals Co Ltd
Original Assignee
SK Chemicals Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SK Chemicals Co Ltd filed Critical SK Chemicals Co Ltd
Publication of EP4039744A1 publication Critical patent/EP4039744A1/en
Publication of EP4039744A4 publication Critical patent/EP4039744A4/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/16—Dicarboxylic acids and dihydroxy compounds
    • C08G63/18—Dicarboxylic acids and dihydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
    • C08G63/181—Acids containing aromatic rings
    • C08G63/183—Terephthalic acids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/66—Polyesters containing oxygen in the form of ether groups
    • C08G63/668—Polyesters containing oxygen in the form of ether groups derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/672—Dicarboxylic acids and dihydroxy compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
    • C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0017—Combinations of extrusion moulding with other shaping operations combined with blow-moulding or thermoforming
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/0005—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor characterised by the material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
    • B29C49/04—Extrusion blow-moulding
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/16—Dicarboxylic acids and dihydroxy compounds
    • C08G63/18—Dicarboxylic acids and dihydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
    • C08G63/199—Acids or hydroxy compounds containing cycloaliphatic rings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2067/00—Use of polyesters or derivatives thereof, as moulding material
    • B29K2067/003—PET, i.e. poylethylene terephthalate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2207/00—Properties characterising the ingredient of the composition
    • C08L2207/20—Recycled plastic
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/62—Plastics recycling; Rubber recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Processing Of Solid Wastes (AREA)
EP20872871.7A 2019-10-01 2020-05-28 Polyester resin blend and molded article formed therefrom Pending EP4039744A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020190121670A KR20210039170A (en) 2019-10-01 2019-10-01 Polyester resin blend and article formed from the same
PCT/KR2020/006929 WO2021066284A1 (en) 2019-10-01 2020-05-28 Polyester resin blend and molded article formed therefrom

Publications (2)

Publication Number Publication Date
EP4039744A1 EP4039744A1 (en) 2022-08-10
EP4039744A4 true EP4039744A4 (en) 2023-11-01

Family

ID=75337149

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20872871.7A Pending EP4039744A4 (en) 2019-10-01 2020-05-28 Polyester resin blend and molded article formed therefrom

Country Status (7)

Country Link
US (1) US20220363817A1 (en)
EP (1) EP4039744A4 (en)
JP (1) JP2022550817A (en)
KR (1) KR20210039170A (en)
CN (1) CN114514287B (en)
TW (1) TWI828914B (en)
WO (1) WO2021066284A1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130029068A1 (en) * 2011-07-28 2013-01-31 Eastman Chemical Company Extrusion blow molded articles
EP1918327B1 (en) * 2006-10-20 2016-07-27 PepsiCo, Inc. Extrudable polyethylene terephthalate blend
WO2018236111A2 (en) * 2017-06-22 2018-12-27 에스케이케미칼주식회사 Polyester container and manufacturing method therefor
US10174162B2 (en) * 2014-08-05 2019-01-08 Ester Industries Limited Process for preparation of modified polyethylene terphthalate with improved barrier, mechanical and thermal properties and products thereof

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4771204B2 (en) 2005-05-19 2011-09-14 東洋紡績株式会社 Polyester resin composition
US20080242751A1 (en) * 2006-12-27 2008-10-02 Kurian Joseph V Processes for manufacturing polyesters from post-consumer polyester
CN101568568A (en) * 2006-12-27 2009-10-28 纳幕尔杜邦公司 Processes for manufacturing polyesters from post-consumer polyester
KR101405871B1 (en) * 2007-07-19 2014-06-12 에스케이케미칼주식회사 Method for preparing polyester blends with high molecular weight and polyester blends produced with the same
US8796356B2 (en) * 2009-09-23 2014-08-05 Sabic Innovative Plastics Ip B.V. Biodegradable aliphatic-aromatic copolyesters, methods of manufacture, and articles thereof
JP5664201B2 (en) * 2010-12-15 2015-02-04 東洋紡株式会社 Biaxially oriented polyester film for molding
US9273206B2 (en) * 2012-07-09 2016-03-01 Eastman Chemical Company Ternary blends of terephthalate or isophthalate polyesters containing EG, CHDM and TMCD

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1918327B1 (en) * 2006-10-20 2016-07-27 PepsiCo, Inc. Extrudable polyethylene terephthalate blend
US20130029068A1 (en) * 2011-07-28 2013-01-31 Eastman Chemical Company Extrusion blow molded articles
US10174162B2 (en) * 2014-08-05 2019-01-08 Ester Industries Limited Process for preparation of modified polyethylene terphthalate with improved barrier, mechanical and thermal properties and products thereof
WO2018236111A2 (en) * 2017-06-22 2018-12-27 에스케이케미칼주식회사 Polyester container and manufacturing method therefor

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021066284A1 *

Also Published As

Publication number Publication date
TW202122489A (en) 2021-06-16
KR20210039170A (en) 2021-04-09
CN114514287B (en) 2024-01-02
EP4039744A1 (en) 2022-08-10
US20220363817A1 (en) 2022-11-17
CN114514287A (en) 2022-05-17
TWI828914B (en) 2024-01-11
WO2021066284A1 (en) 2021-04-08
JP2022550817A (en) 2022-12-05

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A4 Supplementary search report drawn up and despatched

Effective date: 20231004

RIC1 Information provided on ipc code assigned before grant

Ipc: B29K 67/00 20060101ALI20230927BHEP

Ipc: B29C 49/04 20060101ALI20230927BHEP

Ipc: B29C 49/00 20060101ALI20230927BHEP

Ipc: B29C 48/00 20190101ALI20230927BHEP

Ipc: C08G 63/199 20060101ALI20230927BHEP

Ipc: C08G 63/672 20060101ALI20230927BHEP

Ipc: C08G 63/183 20060101ALI20230927BHEP

Ipc: C08L 67/02 20060101AFI20230927BHEP